The Schneider Electric Square D NJHFE series molded case circuit breaker provides essential overcurrent protection for demanding industrial electrical systems. This 3-pole unit is engineered for high-voltage applications, specifically rated for 690 volts and 400 amps, ensuring reliable performance in environments requiring robust power distribution and fault interruption capabilities.

Technical details

• Series: Square D NJHFE
• Poles: 3
• Voltage Rating: 690 VAC
• Current Rating: 400 Amps
• Interrupting Rating: Not specified in provided information; consult manufacturer datasheet for details.
• Frame Size: Not explicitly defined by part number; refer to manufacturer documentation for physical dimensions and mounting specifications.
• Terminal Type: Not specified in provided information; verify compatibility with your system's wiring requirements.
• Trip Unit Type: Thermal-magnetic, as indicated by the "FE" designation in the part number, providing adjustable thermal overload and instantaneous magnetic short-circuit protection.

Applications & compatibility

This Schneider Electric circuit breaker is designed for use in heavy-duty industrial power distribution systems, switchgear, and motor control centers. Its high voltage and current ratings make it suitable for applications found in mining operations, large manufacturing facilities, power generation, and other sectors requiring reliable protection for substantial electrical loads.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D NJHFE46400F40 or contact our technical team for cross-reference assistance with compatible Square D circuit breaker components.